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Right Ascension

Hours Minutes Seconds alpha delta

14 29 42.949 217.4289542 -62.67948333



Declination

Degrees Minutes Seconds Parallax (as) 0.77233

-62 40 46.14 Distance/ly 4.223013479

Distance/pc 1.294783318



15 1 hr (decimal degrees) Divide parallax in arcseconds into 3.26 to get ly

0.25 1 min (decimal degrees) Or invert parallax in arcseconds to get parsecs directly

0.004167 1 sec (decimal degrees)









BLUE TEXT are required input. Only these cells should be edited by the user!

BLACK TEXT are intermediate calculations in the spreadsheet. DO NOT EDIT THESE CELLS!

RED TEXT are results. Copy these elsewhere for use.



--------------------------------------------------------------------------------- Anything below this cell is not required for the spreadsheet. ------



Sample values:

parallax

Proxima 14 29 42.949 -62 40 46.14 0.77233

Vega 18 36 56.19 38 46 58.8 0.12893

Capella 5 16 41.359 45 59 52.77 0.07729

Procyon 7 39 18.118 5 13 29.98 0.28593

Antares 16 29 24.461 -26 25 55.21 0.0054

Altair 19 50 46.999 8 52 5.96 0.19444

Mirach 1 9 43.924 35 37 14.01 0.01636

Sirius 6 45 8.917 -16 42 58.02 0.37921

Miaplacidus 9 13 11.975 -69 43 1.95 0.02934

Diphda 0 43 35.371 -17 59 11.78 0.03404

Al Dhanab 21 53 55.724 -37 21 53.47 0.01607





SPREADSHEET WRITTEN BY CONSTANTINE THOMAS, with help from Grant Hutchison, Selden, and Spaceman Spiff

gal lon (rads) gal lat (rads)

-0.803901078 -0.033634988





ORTHOGONAL CO-ORDINATES

X 2.93 lightyears coreward from Sol = +x

Y -3.04 lightyears spinward from Sol = +z

Z -0.14 lightyears directly above Sol = +y

SWAP Y AND Z FOR POVRAY

GALACTIC LONGITUDE -46.060 degrees

GALACTIC LATITUDE -1.927 degrees









Useful data (DO NOT EDIT):

32.931918 Ascending node of galactic equator (J2000.0)

192.859481 North Galactic Pole (NGP) longitude (J2000.0)

27.128251 North Galactic Pole (NGP) latitude (J2000.0)



required for the spreadsheet. ------------------------------------------------------------------





source

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos (beta Andromedae)

Hipparcos

Hipparcos (beta Carinae)

Hipparcos (beta Ceti)

Hipparcos (gamma Gruis)





on, Selden, and Spaceman Spiff from the Celestia boards.

ORTHOGONAL CO-ORDINATES

X 29.64 lightyears coreward from Sol = +x

Y -103.51 lightyears spinward from Sol = +y

Z -27.66 lightyears directly above Sol = +z SWAP Y AND Z FOR POVRAY



Parallax 0.02934 Divide parallax in arcseconds into 3.26156 to get ly

Distance/ly 111.1642808 Or invert parallax in arcseconds to get parsecs directly





gal lon (l) gal lat (b)

degrees -74.022 -14.407

radians -1.292 -0.251



alpha delta cos b cos NGP

degrees 138.300 -69.717 0.968551362 0.889988

radians 2.414 -1.217

seconds 497879.625 -250981.95



Right Ascension Declination

Hours Minutes Seconds Degrees Minutes Seconds

9 13 11.975 -69 43 1.95







BLUE TEXT are required input. Only these cells should be edited by the user!

BLACK TEXT are intermediate calculations in the spreadsheet. DO NOT EDIT THESE CELLS!

RED TEXT are results. Copy these elsewhere for use.



--------------------------------------------------------------------------------- Anything below this cell is not required for the spreadsheet. ------



Sample values:

X Y Z parallax Alpha Delta

Proxima 2.93 -3.04 -0.14 0.77233 217.4289542 -62.6795

Vega 9.16 22.06 8.34 0.12893 279.234125 38.783

Capella -40.14 12.59 3.36 0.07729 79.17232917 45.99799

Procyon -9.25 -6.17 2.57 0.28593 114.8254917 5.224994

Antares 577.21 -81.66 156.90 0.0054 247.3519208 -26.432

Altair 11.14 12.26 -2.60 0.19444 297.6958292 8.868322

Mirach -107.07 141.53 -90.83 0.01636 17.43301667 35.62056

Sirius -5.77 -6.24 -1.33 0.37921 101.2871542 -16.7161

Miaplacidus 29.64 -103.51 -27.66 0.02934 138.2998958 -69.7172

Diphda -5.64 14.45 -94.55 0.03404 10.89737917 -17.9866

Al Dhanab 125.70 13.45 -158.78 0.01607 328.4821833 -37.3649

SWAP Y AND Z FOR POVRAY





rsecs directly









sin l-ASC cos l-ASC sin b sin NGP

-0.956541616 -0.291595845 -0.248813703 0.455983792







15 1 hr (decimal degrees)

0.25 1 min (decimal degrees)

0.004166667 1 sec (decimal degrees)



Useful data (DO NOT EDIT):

degs rads

32.931918 0.574770398 Ascending node of galactic equator (J2000.0)

192.859481 3.366032937 North Galactic Pole (NGP) longitude (J2000.0)

27.128251 0.4734773 North Galactic Pole (NGP) latitude (J2000.0)



required for the spreadsheet. ------------------------------------------------------------------





source SPREADSHEET WRITTEN BY CONSTANTINE THOMAS

Hipparcos with help from Grant Hutchison, PraedSt, and Veeger from

Hipparcos the BAUTFORUM boards.

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

Hipparcos

c equator (J2000.0)

) longitude (J2000.0)

) latitude (J2000.0)



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